Issued Patents All Time
Showing 101–109 of 109 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5627930 | Arrayed optical fiber coupler and method of manufacturing the same | Yoichi Ishiguro, Shigeru Semura, Yuji Kobayashi, Toshiyuki Wakinosono, Tomoyuki Hattori +2 more | 1997-05-06 |
| 5620494 | Method for manufacturing optical fiber coupler | Yuji Kobayashi, Tomomi Moriya, Yoichi Ishiguro, Shigeru Semura | 1997-04-15 |
| 5586209 | Optical branching device | Yuji Matsuura, Hiroo Kanamori | 1996-12-17 |
| 5548672 | Reinforced multicore optical fiber coupler | Tomoyuki Hattori, Hiroshi Suganuma, Hiroaki Takimoto | 1996-08-20 |
| 5438640 | Optical waveguide device for receiving functional component | Hiroo Kanamori, Hiroshi Suganuma, Shinji Ishikawa, Tatsuhiko Saito | 1995-08-01 |
| 5417734 | Method of producing optical fiber couplers using rectifier rods to provide even heat distribution | Hiroshi Suganuma, Tomoyuki Hattori, Hiroaki Takimoto, Hiroshi Yokota, Kenichi Matsushita | 1995-05-23 |
| 5329600 | Reflection monitor optical fiber coupler manufacturing system and method | Masumi Fukuma, Hiroaki Takimoto, Hiroshi Suganuma, Hiroshi Yokota, Junichi Yoshikawa +1 more | 1994-07-12 |
| 5325450 | Optical fiber coupler and its manufacturing method | Hiroshi Suganuma, Tomoyuki Hattori, Hiroaki Takimoto, Hiroshi Yokota | 1994-06-28 |
| 5283847 | Method of manufacturing and evaluating an optical fiber coupler and apparatus therefor | Tetuya Kawakami | 1994-02-01 |